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Helianthus tuberosus Jerusalem artichoke (1 Page of 5) The Helianthus tuberosus plant species is found in Eastern N. America - Nova Scotia to Minnesota and Kansas. Occasionally naturalized in Britain. It is a member of the Compositae family. Common gardeners may know the plant as Jerusalem artichoke. Cultivation | Propagation | General Uses Medicinal | Edible Uses Latin Name: Helianthus tuberosus Common Name: Jerusalem artichoke Family: Compositae Author: L. Known Hazards: None known Mature Height: 2.4 Mature Width: 0.6 Habitat: Rich and damp thickets[43].
Propagation Notes: Seed - sow spring in a cold frame. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts.
Division in spring or autumn[200]. Harvest the tubers in late autumn or the winter and either replant the tubers immediately or store them in a cool but frost-free place and plant them out in early spring.
Basal cuttings in spring. Harvest the shoots when they are about 10 - 15cm long with plenty of underground stem. Pot them up into individual pots and keep them in light shade in a cold frame or greenhouse until they are rooting well. Plant them out in the summer.
For further Helianthus tuberosus gardening information click on one of the blue links below Cultivation | Propagation | General Uses Medicinal | Edible Uses
The information above has been supplied solely via the hard work and dedication of the team at 'Plants for a Future'. View their bibliography

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